45 Chime Blue LED Battery Wireless Doorbell Door Bell 2 Receiver 300m Range Waterproof

Features: -Highly sensitive receiver, range of action is up to 300m/1000ft in the open area. -IP44 weatherproof doorbell, can work perfectly outdoor and withstand the harshest weather. -45 sound options, 4 adjustable volume levels, with a maximum volume of 110dB. -Ultra-low power soncumption, energy saving. -Easy to install, can be fixed at the door frame with the attached adhesive tapes or screws. Specifications: Receiver Voltage: 85-260V AC Battery: A23 12V Alkaline (Not Included) Plug: US plug/EU plug/UK plug Type: A: 1 Plugin Receiver + 1 Transmitter B: 1 Plugin Receiver + 2 Transmitter Frequency: 433.92MHz Volume: 0-110dB Sound Options: 45 Range: 300m/1000ft in open space Operating Temp: -20C-65C Package Included: 1 x Doorbell 1 x (or 2 x ) Receiver 1 x User Manual (Battery Not Included) Detail Pictures: